package com.example.h9iserver.mapper;

import com.example.h9iserver.domain.User;
import com.baomidou.mybatisplus.core.mapper.BaseMapper;

/**
* @author 4040
* @description 针对表【user(用户)】的数据库操作Mapper
* @createDate 2025-07-29 09:40:05
* @Entity generator.domain.User
*/
public interface UserMapper extends BaseMapper<User> {

    User selectByUsername(String username);
}




